[patch, fortran] Add -fmax-errors option to limit the number of errors emitted.

[Bernhard Fischer]

On Wed, Nov 08, 2006 at 10:57:09PM -0800, Brooks Moses wrote:
>Steve Kargl wrote:

>For the record, though, this isn't due to RejectNegative, which is 
>related to whether there's a "no-" version of the option.  The reason 
>this can never happen is that the UInteger option flag means to only 
>allow unsigned integers.

Right. Typo on my part, sorry.

>+static void
>+gfc_increment_error_count (void)
>+{
>+  errors++;
>+  if ((gfc_option.max_errors != 0) && (errors >= gfc_option.max_errors))
>+    gfc_fatal_error ("Error count reached limit of %d.", gfc_option.max_errors);

Quick question wrt the punctuation. It seems that the majority but not
all of warning/error messages omit the trailing dot.
Should this be made consistent, either to add or to omit the
punctuation at the end of these messages?